ICS180M-52

ICS180M-52 Datasheet

ICS180-52

Part	Datasheet
ICS180M-52	ICS180M-52 (pdf)

Related Parts	Information
ICS180M-52T	ICS180M-52T

PDF Datasheet Preview
DATASHEET LOW EMI CLOCK GENERATOR ICS180-52 The ICS180-52 generates a low EMI output clock from a clock or crystal input. The device uses IDT’s proprietary mix of analog and digital Phase-Locked Loop PLL technology to spread the frequency spectrum of the output, thereby reducing the frequency amplitude peaks by several dB. The ICS180-52 offers center spread selection of and Refer to the MK1714-01/02 for the widest selection of input frequencies and multipliers. IDT offers a complete line of EMI reducing clock generators. Consult us when you need to remove crystals and oscillators from your board. • Pin and function compatible to Cypress W180-52 • Packaged in 8-pin SOIC • Provides a spread spectrum output clock • Accepts a clock input and provides same frequency dithered output • Input frequency of 8 to 15 MHz • Peak reduction by 7dB - 14dB typical on 3rd - 19th odd harmonics • Spread percentage selection for and • Operating voltage of V and 5 V • Advanced, low-power CMOS process NOTE EOL for non-green parts to occur on 5/13/10 per PDN U-09-01 Block Diagram FS1 SSON# X1/CLKIN X2 Clock Buffer/ Crystal Oscillator PLL Clock Synthesis and Spread Spectrum Circuitry IDT / ICS LOW EMI CLOCK GENERATOR ICS180-52 LOW EMI CLOCK GENERATOR SSCG Pin Assignment Spread Spectrum Select Table X1/CLKIN 1 X2 2 GND 3 SS% 4 8 SSON# 7 FS1 6 VDD 5 CLKOUT 8-pin 150 mil SOIC SS% Pin 4 Spread Direction Spread Percentage % 0 = connect to GND 1 = connect directly to VDD Note SS% pin has an internal pull-up resistor Frequency Range Selection Table Frequency Pin 7 Range Selection 8-10 10-15 Pin Descriptions Pin Number 1 2 3 4 5 6 7 8 Pin Name X1/CLKIN Ordering Information A1 -C- SEATING PLANE Part / Order Number 180M-52* 180M-52T* 180M-52LF 180M-52LFT Marking see page 5 Shipping packaging Tubes Tape and Reel Tubes Tape and Reel Package 8-pin SOIC 8-pin SOIC 8-pin SOIC 8-pin SOIC Temperature 0 to +70° C 0 to +70° C 0 to +70° C 0 to +70° C *NOTE EOL for non-green parts to occur on 5/13/10 per PDN U-09-01 “LF” denotes Pb free packaging. While the information presented herein has been checked for both accuracy and reliability, Integrated Circuit Systems ICS assumes no responsibility for either its use or for the infringement of any patents or other rights of third parties, which would result from its use. No other circuits, patents, or licenses are implied. This product is intended for use in normal commercial applications. Any other applications such as those requiring extended temperature range, high reliability, or other extraordinary environmental requirements are not recommended without additional processing by ICS. ICS reserves the right to change any circuitry or specifications without notice. ICS does not authorize or warrant any ICS product for use in life support devices or critical medical instruments. IDT / ICS LOW EMI CLOCK GENERATOR ICS180-52 LOW EMI CLOCK GENERATOR SSCG Innovate with IDT and accelerate your future networks. Contact: For Sales 800-345-7015 408-284-8200 Fax 408-284-2775 For Tech Support Corporate Headquarters Integrated Device Technology, Inc. 2006 Integrated Device Technology, Inc. All rights reserved. Product specifications subject to change without notice. IDT and the IDT logo are trademarks of Integrated Device Technology, Inc. Accelerated Thinking is a service mark of Integrated Device Technology, Inc. All other brands, product names and marks are or may be trademarks or registered trademarks used to identify products or services of their respective owners. Printed in USA

PDF Datasheet Preview

DATASHEET

LOW EMI CLOCK GENERATOR

ICS180-52

The ICS180-52 generates a low EMI output clock from a clock or crystal input. The device uses IDT’s proprietary mix of analog and digital Phase-Locked Loop PLL technology to spread the frequency spectrum of the output, thereby reducing the frequency amplitude peaks by several dB.

The ICS180-52 offers center spread selection of and Refer to the MK1714-01/02 for the widest selection of input frequencies and multipliers.

IDT offers a complete line of EMI reducing clock generators. Consult us when you need to remove crystals and oscillators from your board.
• Pin and function compatible to Cypress W180-52
• Packaged in 8-pin SOIC
• Provides a spread spectrum output clock
• Accepts a clock input and provides same frequency
dithered output
• Input frequency of 8 to 15 MHz
• Peak reduction by 7dB - 14dB typical on 3rd - 19th
odd harmonics
• Spread percentage selection for and
• Operating voltage of V and 5 V
• Advanced, low-power CMOS process

NOTE EOL for non-green parts to occur on 5/13/10 per PDN U-09-01

Block Diagram

FS1 SSON#

X1/CLKIN X2

Clock Buffer/ Crystal

Oscillator

PLL Clock Synthesis and Spread Spectrum Circuitry

IDT / ICS LOW EMI CLOCK GENERATOR

ICS180-52 LOW EMI CLOCK GENERATOR

SSCG

Pin Assignment

Spread Spectrum Select Table

X1/CLKIN 1 X2 2

GND 3 SS% 4
8 SSON# 7 FS1 6 VDD 5 CLKOUT
8-pin 150 mil SOIC

SS% Pin 4

Spread Direction

Spread Percentage %
0 = connect to GND 1 = connect directly to VDD Note SS% pin has an internal pull-up resistor

Frequency Range Selection Table

Frequency

Pin 7 Range Selection
8-10
10-15

Pin Descriptions

Pin Number
1 2 3 4 5 6 7 8

Pin Name X1/CLKIN
Ordering Information

A1 -C-

SEATING PLANE

Part / Order Number
180M-52* 180M-52T* 180M-52LF 180M-52LFT

Marking
see page 5

Shipping packaging

Tubes Tape and Reel

Tubes Tape and Reel

Package
8-pin SOIC 8-pin SOIC 8-pin SOIC 8-pin SOIC

Temperature
0 to +70° C 0 to +70° C 0 to +70° C 0 to +70° C
*NOTE EOL for non-green parts to occur on 5/13/10 per PDN U-09-01
“LF” denotes Pb free packaging.

While the information presented herein has been checked for both accuracy and reliability, Integrated Circuit Systems ICS assumes no responsibility for either its use or for the infringement of any patents or other rights of third parties, which would result from its use. No other circuits, patents, or licenses are implied. This product is intended for use in normal commercial applications. Any other applications such as those requiring extended temperature range, high reliability, or other extraordinary environmental requirements are not recommended without additional processing by ICS. ICS reserves the right to change any circuitry or specifications without notice. ICS does not authorize or warrant any ICS product for use in life support devices or critical medical instruments.

IDT / ICS LOW EMI CLOCK GENERATOR

ICS180-52 LOW EMI CLOCK GENERATOR

SSCG

Innovate with IDT and accelerate your future networks. Contact:

For Sales
800-345-7015 408-284-8200 Fax 408-284-2775

For Tech Support

Corporate Headquarters

Integrated Device Technology, Inc.
2006 Integrated Device Technology, Inc. All rights reserved. Product specifications subject to change without notice. IDT and the IDT logo are trademarks of Integrated Device Technology, Inc. Accelerated Thinking is a service mark of Integrated Device Technology, Inc. All other brands, product names and marks are or may be trademarks or registered trademarks used to identify products or services of their respective owners. Printed in USA

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Datasheet ID: ICS180M-52 636948